Home / 7,355,328,998.60-11,038,368,269.10-5,178,546,662.60

Finding the Fourth Proportional to 7,355,328,998.60, 11,038,368,269.10 and 5,178,546,662.60

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Solution

The fourth proportional to 7,355,328,998.60, 11,038,368,269.10 and 5,178,546,662.60 is: 7,771,604,121.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355,328,998.60 : 11,038,368,269.10 = 5,178,546,662.60 : x
  2. Step 2: Convert to fraction form
    7,355,328,998.60/11,038,368,269.10 = 5,178,546,662.60/x
  3. Step 3: Cross multiply
    7,355,328,998.60x = 11,038,368,269.10 × 5,178,546,662.60
  4. Step 4: Simplify right side
    7,355,328,998.60x = 57,162,705,160,497,553,408
  5. Step 5: Solve for x
    x = 57,162,705,160,497,553,408/7,355,328,998.60
  6. Step 6: Final answer
    x = 7,771,604,121.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.